log4cplus error

[xuyuewei]

log4cplus:ERROR could not open file ./config/tracelog.properties
log4cplus:ERROR No appenders could be found for logger (ourrobottrace).
log4cplus:ERROR Please initialize the log4cplus system properly.

I got these error at ubuntu20.04 ros noetic, what operation did I miss?

[Atopos111]

hello，I also got these error at ubuntu20.04 ros noetic. Have you solved the problem?

[XuZihao4yue1]

hello，I also got these error at ubuntu18.04 ros melodic. Have you solved the problem?

[fly199123]

hello，I also got these error at ubuntu20.04 ros noetic. Have you solved the problem?

[HysteriaC]

I think is log4cplus lib configuration error.did u used debug version log4cplus lib?